CVE-2025-21259: Microsoft Outlook Spoofing Vulnerability

5.3 CVSS

Description

Microsoft Outlook Spoofing Vulnerability

Classification

CVE ID: CVE-2025-21259

CVSS Base Severity: MEDIUM

CVSS Base Score: 5.3

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C

Affected Products

Vendor: Microsoft

Product: Microsoft Outlook for Android

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.06% (probability of being exploited)

EPSS Percentile: 30.39% (scored less or equal to compared to others)

EPSS Date: 2025-03-12 (when was this score calculated)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21259

Timeline